[Event "Round 4: Hebden, Mark L - Kostenko, Pet"] [Site "lichess.org"] [Date "2026.04.22"] [Round "4.7"] [White "Hebden, Mark L"] [Black "Kostenko, Petr"] [Result "1-0"] [WhiteElo "2353"] [WhiteTeam "England 1"] [BlackElo "2338"] [BlackTeam "Kazakhstan"] [Annotator "jjlang"] [Variant "Standard"] [ECO "?"] [Opening "?"] [StudyName "Tactics Tuesday 04/28/2026: FIDE World Senior Teams"] [ChapterName "Hebden, Mark L - Kostenko, Petr"] [ChapterURL "https://lichess.org/study/rxNfbLZx/XwOFOS6i"] [FEN "r1bq2k1/1p2rpp1/2R2n1p/bp1pN3/3P1B2/P2B4/1P3PPP/3Q1RK1 w - - 0 16"] [SetUp "1"] [Orientation "white"] { Today's exercises come from the 50+ section of the 2026 FIDE World Senior Team Championships, won earlier today by Team USA and Team USA Women's. A theme from these experienced players' games is "activity over material." Here, White's attack begins with an Exchange sac after } 16. Rxf6! gxf6 17. Ng4 { , going after weak squares near Black's king. Black played } 17... Bc7 { when } 18. Nxf6+ Kg7 19. Bxh6+ { sacs more material to draw the king out further. The game ended: } 19... Kxf6 20. Qf3+ Ke6 21. Rc1! { boxing Black's king in, when Black soon resigned in Hebden – Kostenko. } 1-0